{"id":5068,"date":"2025-11-06T02:11:13","date_gmt":"2025-11-06T02:11:13","guid":{"rendered":"https:\/\/www.telaled.com\/?p=5068"},"modified":"2026-01-09T03:06:55","modified_gmt":"2026-01-09T03:06:55","slug":"oque-e-diodo","status":"publish","type":"post","link":"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/","title":{"rendered":"Wat is een diode? De functie, soorten en rol ervan in de elektronica worden uitgelegd."},"content":{"rendered":"<section class=\"section\" id=\"section_1983332571\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-349246364\">\n\n\t<div id=\"col-369030752\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Inhoudsopgave<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle tabel met inhoud\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Schakelaar<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#O_que_e_diodo_Um_guia_claro_e_pratico\" >Wat is een diode? Een duidelijke en praktische gids.<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#1_Ideia_basica_e_como_funcionam_os_diodos\" >1. Basisidee en hoe diodes werken<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#2_Principais_termos_eletricos_resumido\" >2. Belangrijkste elektrische termen (samengevat)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Tipos_comuns_de_diodos_e_suas_funcoes\" >Veelvoorkomende soorten diodes en hun functies<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#2_Diodo_Emissor_de_Luz\" >2. Lichtgevende diode<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#3_Diodo_Zener\" >3. Zenerdiode<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#4_Diodo_Schottky\" >4. Schottky-diode<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#5_Fotodiodo\" >5. Fotodiode<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#6_Diodo_Varactor\" >6. Varactordiode<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Aplicacoes_praticas\" >Praktische toepassingen<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Como_o_diodo_se_comportam_em_uma_curva_I-V\" >Hoe gedragen diodes zich op een IV-curve?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Materiais_e_Tendencias_Modernas\" >Materialen en moderne trends<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Circuitos_simples_que_voce_pode_experimentar\" >Eenvoudige schakelingen die u kunt proberen.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Dicas_de_seguranca_e_selecao\" >Veiligheids- en selectietips<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Lista_rapida_de_solucao_de_problemas\" >Snelle checklist voor probleemoplossing<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.telaled.com\/nl\/oque-e-diodo\/#Resumo_final\" >Eindsamenvatting<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"O_que_e_diodo_Um_guia_claro_e_pratico\"><\/span>Wat is een diode? Een duidelijke en praktische gids.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Wat is een diode? Een diode is een klein elektronisch onderdeel dat elektrische stroom voornamelijk in \u00e9\u00e9n richting doorlaat. Je kunt het zien als een terugslagklep voor elektriciteit. Deze unieke eigenschap maakt diodes bruikbaar in veel circuits.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_626499315\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo.webp\" class=\"attachment-large size-large\" alt=\"Wat is een diode?\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/oque-e-diodo-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_626499315 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1788632924\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1788632924 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1088698757\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1088698757 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"1_Ideia_basica_e_como_funcionam_os_diodos\"><\/span><strong>1. Basisidee en hoe diodes werken<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Een diode heeft twee aansluitingen: de anode en de kathode. Wanneer er een positieve spanning op de anode en een lagere spanning op de kathode staat, geleidt de diode stroom. Bij omgekeerde polariteit blokkeert hij de stroomdoorgang.<\/p>\n<p>Dit komt doordat een diode een PN-overgang heeft. De ene kant is gedoteerd voor extra elektronen (N-type). De andere kant is gedoteerd voor extra gaten (P-type). Bij de overgang vormt zich een dunne verarmingszone. Deze zone vormt een barri\u00e8re die voorkomt dat er stroom doorheen kan stromen, tenzij de aangelegde spanning hoog genoeg is om ladingdragers erdoorheen te sturen.<\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_Principais_termos_eletricos_resumido\"><\/span><strong>2. Belangrijkste elektrische termen (samengevat)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><strong>Doorlaatspanning (Vf):<\/strong> De spanningsval wanneer de diode geleidt (ongeveer 0,7 V voor silicium)<\/li>\n<li><strong>Omgekeerde doorslagspanning (Vbr):<\/strong> De sperspanning waarbij de diode in de sperrichting begint te geleiden.<\/li>\n<li><strong>Maximale gelijkstroom (If):<\/strong> de maximale veilige stroom die de diode kan weerstaan.<\/li>\n<li><strong>Omgekeerde lekstroom (Ir):<\/strong> Er vloeit een kleine stroom als de diode in sperrichting is geschakeld.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Tipos_comuns_de_diodos_e_suas_funcoes\"><\/span>Veelvoorkomende soorten diodes en hun functies<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>1. Gelijkrichterdiode:<\/strong><\/p>\n<p>Het zet wisselstroom om in gelijkstroom. Je vindt dit in<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1193744237\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador.webp\" class=\"attachment-large size-large\" alt=\"Gelijkrichterdiode\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-retificador-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1193744237 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"2_Diodo_Emissor_de_Luz\"><\/span><strong>2. Lichtgevende diode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>LED&#039;s geven licht af wanneer er een elektrische stroom doorheen loopt. Ze worden gebruikt in displays, indicatoren en verlichtingssystemen.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_372805023\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode.jpg\" class=\"attachment-large size-large\" alt=\"lichtgevende diode\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode.jpg 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-300x200.jpg 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-768x512.jpg 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-18x12.jpg 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/light-emitting-diode-600x400.jpg 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_372805023 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"3_Diodo_Zener\"><\/span><strong>3. Zenerdiode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Ontworpen om te werken in een veilige omgekeerde pauzemodus en wordt gebruikt voor spanningsregeling en beveiliging.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_527705604\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener.webp\" class=\"attachment-large size-large\" alt=\"Zenerdiode\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Diodo-Zener-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_527705604 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"4_Diodo_Schottky\"><\/span><strong>4. Schottky-diode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Ontworpen om te werken in een veilige omgekeerde pauzemodus en wordt gebruikt voor spanningsregeling en beveiliging.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_875540399\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky.webp\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-Schottky-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_875540399 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"5_Fotodiodo\"><\/span><strong>5. Fotodiode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Het zet licht om in elektrische stroom en wordt veel gebruikt in radiofrequentie-afstemcircuits.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1550444780\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo.webp\" class=\"attachment-large size-large\" alt=\"fotodiode\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/fotodiodo-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1550444780 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h4><span class=\"ez-toc-section\" id=\"6_Diodo_Varactor\"><\/span><strong>6. Varactordiode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>Het zet licht om in elektrische stroom en wordt veel gebruikt in radiofrequentie-afstemcircuits.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_403770798\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor.webp\" class=\"attachment-large size-large\" alt=\"varactordiode\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/diodo-varactor-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_403770798 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1577644688\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas.webp\" class=\"attachment-large size-large\" alt=\"Praktische toepassingen\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas.webp 900w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-300x200.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-768x512.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/11\/Aplicacoes-praticas-600x400.webp 600w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1577644688 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h3><span class=\"ez-toc-section\" id=\"Aplicacoes_praticas\"><\/span>Praktische toepassingen<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Opladers voor mobiele telefoons en stroomadapters gebruiken gelijkrichterdiodes om wisselstroom om te zetten in gelijkstroom.<\/li>\n<li>LED&#039;s verlichten statusindicatoren en displays.<\/li>\n<li>Zenerdiodes beschermen gevoelige elektronische componenten tegen spanningspieken.<\/li>\n<li>Schottky-diodes worden in geschakelde voedingen gebruikt om de effici\u00ebntie te verhogen.<\/li>\n<li>Fotodiodes worden gebruikt in afstandsbedieningen, lichtmeters en optische ontvangers.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Como_o_diodo_se_comportam_em_uma_curva_I-V\"><\/span>Hoe gedragen diodes zich op een IV-curve?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Teken de stroom als functie van de spanning. In het doorlaatgebied wordt een uitzonderlijke stroomtoename waargenomen zodra de spanning de drempelwaarde (Vf) overschrijdt. In het spergebied is de stroom praktisch nul totdat de doorslagspanning wordt bereikt. Bij het doorslagpunt neemt de stroom sterk toe, tenzij deze wordt begrensd door een weerstand of door het circuitontwerp.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Materiais_e_Tendencias_Modernas\"><\/span><strong>Materialen en moderne trends<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Silicium is het standaardmateriaal. Germanium werd aanvankelijk gebruikt vanwege de lagere doorlaatspanningsval, maar is minder stabiel. Galliumarsenide (GaAs) en galliumnitride (GaN) vervullen specifieke functies: GaAs voor opto-elektronica en hoogfrequente toepassingen; GaN en siliciumcarbide (SiC) voor hoogvermogenschakelingen met hoge effici\u00ebntie. Deze materialen verminderen verliezen en opwarming in elektriciteitsnetwerken.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Circuitos_simples_que_voce_pode_experimentar\"><\/span>Eenvoudige schakelingen die u kunt proberen.<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>LED-indicator:<\/strong> Diode + weerstand in serie + batterij. Werkt als visuele test.<\/li>\n<li><strong>Halve-golfgelijkrichter:<\/strong> Een enkele diode zet wisselstroompulsen om in pulserende gelijkstroom.<\/li>\n<li><strong>Bruggelijkrichter:<\/strong> Vier diodes leveren gelijkgerichte gelijkstroom uit wisselstroom. Voeg een condensator toe om de uitgang af te vlakken.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Dicas_de_seguranca_e_selecao\"><\/span><strong>Veiligheids- en selectietips<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Controleer de maximale doorlaatstroom en maximale sperspanning voor uw circuit.<\/li>\n<li>Voeg een stroombegrenzende weerstand toe aan de LED&#039;s.<\/li>\n<li>Gebruik koellichamen of kies een diode met een hoger vermogen wanneer er hoge stromen door de behuizing gaan.<\/li>\n<li>Voor schakeltoepassingen moet u de hersteltijd en de doorlaatspanningsval van de diode aanpassen aan de frequentie en spanning van uw circuit.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Lista_rapida_de_solucao_de_problemas\"><\/span>Snelle checklist voor probleemoplossing<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>De diode heeft een onderbreking in beide richtingen: hij is waarschijnlijk doorgebrand.<\/li>\n<li>De stroom geleidt in beide richtingen: er is waarschijnlijk kortsluiting.<\/li>\n<li>Hoge doorlaatspanning of geen licht in een LED: controleer de serieweerstand of de bedrading.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Resumo_final\"><\/span>Eindsamenvatting<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Een diode regelt de richting van elektrische stroom. Deze eenvoudige regel maakt diverse toepassingen mogelijk: gelijkrichting, lichtemissie, spanningsreferentie, detectie en afstemming. Als u met elektronica werkt, zult u vaak diodes gebruiken. Ze zijn klein, goedkoop en effici\u00ebnt.<\/p>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1983332571 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":7,"featured_media":5077,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,21],"tags":[64,57,60,58,65,63,59,61,62],"class_list":["post-5068","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","category-intercambio-tecnico","tag-componentes-eletricos","tag-diodo","tag-diodo-zener","tag-eletronica","tag-fluxo-de-corrente","tag-juncao-pn","tag-led","tag-retificador","tag-semicondutor"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oque e diodo? 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